iommu: of: enforce const-ness of struct iommu_ops
As a set of driver-provided callbacks and static data, there is no
compelling reason for struct iommu_ops to be mutable in core code, so
enforce const-ness throughout.
Acked-by: Thierry Reding <treding@nvidia.com>
Signed-off-by: Robin Murphy <robin.murphy@arm.com>
Acked-by: Will Deacon <will.deacon@arm.com>
Signed-off-by: Joerg Roedel <jroedel@suse.de>
diff --git a/include/linux/dma-mapping.h b/include/linux/dma-mapping.h
index 9ea9aba..71c1b215 100644
--- a/include/linux/dma-mapping.h
+++ b/include/linux/dma-mapping.h
@@ -514,7 +514,7 @@
#ifndef arch_setup_dma_ops
static inline void arch_setup_dma_ops(struct device *dev, u64 dma_base,
- u64 size, struct iommu_ops *iommu,
+ u64 size, const struct iommu_ops *iommu,
bool coherent) { }
#endif